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Heinrich Hertz
Heinrich Hertz proves you can wirelessly transmit and receive electric waves -
Guglielmo Marconi
Guglielmo Marconi discovers that by raising the height of an antenna you can send the signal farther -
The AUDION tube
The AUDION tube is invented to help push waves further it is basically the first amplifier -
KDKA
KDKA becomes the first radio station in the US -
commercial
the first radio commercial airs on WEAF about an apartment complex charging $50 -
Radio Commission
the FRC makes it to where you need a license to broadcast -
Golden Era
families would sit around the radio and listen together